<template>
  <div class="login">
    <!-- 酷炫背景 -->
    <div class="background-animation">
      <div class="particles">
        <div class="particle" v-for="n in 50" :key="n"></div>
      </div>
      <div class="gradient-overlay"></div>
    </div>

    <el-form ref="loginRef" :model="loginForm" :rules="loginRules" class="login-form">
      <h3 class="title">字杰管理系统</h3>
      <el-form-item prop="username">
        <el-input
          v-model="loginForm.username"
          type="text"
          size="large"
          auto-complete="off"
          placeholder="账号"
        >
          <template #prefix><svg-icon icon-class="user" class="el-input__icon input-icon" /></template>
        </el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input
          v-model="loginForm.password"
          type="password"
          size="large"
          auto-complete="off"
          placeholder="密码"
          @keyup.enter="handleLogin"
        >
          <template #prefix><svg-icon icon-class="password" class="el-input__icon input-icon" /></template>
        </el-input>
      </el-form-item>
      <el-form-item prop="code" v-if="captchaEnabled">
        <el-input
          v-model="loginForm.code"
          size="large"
          auto-complete="off"
          placeholder="验证码"
          style="width: 63%"
          @keyup.enter="handleLogin"
        >
          <template #prefix><svg-icon icon-class="validCode" class="el-input__icon input-icon" /></template>
        </el-input>
        <div class="login-code">
          <img :src="codeUrl" @click="getCode" class="login-code-img"/>
        </div>
      </el-form-item>
      <el-checkbox v-model="loginForm.rememberMe" style="margin:0px 0px 25px 0px;">记住密码</el-checkbox>

      <el-form-item style="width:100%;">
        <el-button
          :loading="loading"
          size="large"
          type="primary"
          style="width:100%;"
          @click.prevent="handleLogin"
        >
          <span v-if="!loading">登 录</span>
          <span v-else>登 录 中...</span>
        </el-button>
        <div style="float: right;" >
          <router-link class="link-type" :to="'/user_register'">用户注册</router-link>

        </div>
        <div style="float: right;" v-if="register">
          <router-link style="margin-left: 5px" class="link-type" :to="'/register'">管理员注册</router-link>

        </div>
        <div style="margin-left: 5px" >
          <router-link class="link-type" :to="'/forgetPassword'">忘记密码？</router-link>
        </div>
      </el-form-item>
    </el-form>

    <!--  底部  -->
    <div class="el-login-footer">
      <span>Copyright © 2024-2025 All Rights Reserved.</span>
    </div>





  </div>
</template>

<script setup>
import {getCodeImg, is_register} from "@/api/login";
import Cookies from "js-cookie";
import { encrypt, decrypt } from "@/utils/jsencrypt";
import useUserStore from '@/store/modules/user'
import {ElMessage, ElNotification} from "element-plus";
import {onMounted} from "vue";

const userStore = useUserStore()
const router = useRouter();
const { proxy } = getCurrentInstance();

const loginForm = ref({
  username: "",
  password: "",
  rememberMe: false,
  code: "",
  uuid: ""
});

const loginRules = {
  username: [{ required: true, trigger: "blur", message: "请输入您的账号" }],
  password: [{ required: true, trigger: "blur", message: "请输入您的密码" }],
  code: [{ required: true, trigger: "change", message: "请输入验证码" }]
};

const codeUrl = ref("");
const loading = ref(false);
// 验证码开关
const captchaEnabled = ref(true);
// 注册开关
const register = ref(true);
const redirect = ref(undefined);
const dialogVisible = ref(false);

function openwx() {

}

onMounted(() => {
  is_registerfun()

})

function handleLogin() {
  proxy.$refs.loginRef.validate(valid => {
    if (valid) {
      loading.value = true;
      // 勾选了需要记住密码设置在 cookie 中设置记住用户名和密码
      if (loginForm.value.rememberMe) {
        Cookies.set("username", loginForm.value.username, { expires: 30 });
        Cookies.set("password", encrypt(loginForm.value.password), { expires: 30 });
        Cookies.set("rememberMe", loginForm.value.rememberMe, { expires: 30 });
      } else {
        // 否则移除
        Cookies.remove("username");
        Cookies.remove("password");
        Cookies.remove("rememberMe");
      }
      // 调用action的登录方法
      userStore.login(loginForm.value).then(() => {
        router.push({ path: redirect.value || "/index" });
        ElNotification.success({ title: "登录成功,欢迎你亲爱的 "+loginForm.value.username , offset: 100,duration:3000})
      }).catch(() => {
        loading.value = false;
        // 重新获取验证码
        if (captchaEnabled.value) {
          getCode();
        }
      });
    }
  });
}
function is_registerfun() {

  is_register().then(res => {
    console.log(res.data.flag)
    register.value = res.data.flag
  })
}

function getCode() {



  getCodeImg().then(res => {
  if (!res.data.captchaEnabled){
    captchaEnabled.value = false
   return
  }
       codeUrl.value = "data:image/gif;base64," + res.data.img;
       loginForm.value.uuid = res.data.uuid;
  });
}

function getCookie() {
  const username = Cookies.get("username");
  const password = Cookies.get("password");
  const rememberMe = Cookies.get("rememberMe");
  loginForm.value = {
    username: username === undefined ? loginForm.value.username : username,
    password: password === undefined ? loginForm.value.password : decrypt(password),
    rememberMe: rememberMe === undefined ? false : Boolean(rememberMe)
  };
}

getCode();
getCookie();
</script>

<style lang='scss' scoped>
.login {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  background: linear-gradient(45deg, #667eea 0%, #764ba2 100%);
  position: relative;
  overflow: hidden;
}

/* 酷炫背景动画 */
.background-animation {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.particles {
  position: absolute;
  width: 100%;
  height: 100%;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;

  @for $i from 1 through 50 {
    &:nth-child(#{$i}) {
      left: random(100) * 1%;
      top: random(100) * 1%;
      animation-delay: random(6000) * 1ms;
      animation-duration: (random(4000) + 3000) * 1ms;
      opacity: random(100) * 0.01;
      transform: scale(random(100) * 0.01 + 0.5);
    }
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
    opacity: 0.8;
  }
  25% {
    transform: translateY(-20px) rotate(90deg);
    opacity: 0.6;
  }
  50% {
    transform: translateY(-40px) rotate(180deg);
    opacity: 0.4;
  }
  75% {
    transform: translateY(-20px) rotate(270deg);
    opacity: 0.6;
  }
}

.gradient-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg,
    rgba(102, 126, 234, 0.8) 0%,
    rgba(118, 75, 162, 0.8) 25%,
    rgba(255, 107, 107, 0.6) 50%,
    rgba(255, 193, 7, 0.6) 75%,
    rgba(76, 175, 80, 0.8) 100%);
  animation: gradientShift 8s ease-in-out infinite;
}

@keyframes gradientShift {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

.title {
  margin: 0px auto 30px auto;
  text-align: center;
  color: black;
  font-size: 2rem;
  font-family: cursive;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  position: relative;
  z-index: 2;
}

.login-form {
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
  width: 400px;
  padding: 25px 25px 5px 25px;
  position: relative;
  z-index: 2;
  border: 1px solid rgba(255, 255, 255, 0.2);

  .el-input {
    height: 40px;
    input {
      height: 40px;
      border-radius: 8px;
      border: 1px solid rgba(102, 126, 234, 0.3);
      transition: all 0.3s ease;

      &:focus {
        border-color: #667eea;
        box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.2);
      }
    }
  }
  .input-icon {
    height: 39px;
    width: 14px;
    margin-left: 0px;
    color: #667eea;
  }
}

.login-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}

.login-code {
  width: 33%;
  height: 40px;
  float: right;
  img {
    cursor: pointer;
    vertical-align: middle;
    border-radius: 8px;
  }
}

.el-login-footer {
  height: 40px;
  line-height: 40px;
  position: fixed;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: rgba(255, 255, 255, 0.8);
  font-family: Arial,serif;
  font-size: 12px;
  letter-spacing: 1px;
  z-index: 2;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.login-code-img {
  height: 40px;
  padding-left: 12px;
}

.contact-image {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 10px;
}

/* 按钮样式优化 */
:deep(.el-button--primary) {
  background: linear-gradient(45deg, #667eea, #764ba2);
  border: none;
  border-radius: 8px;
  transition: all 0.3s ease;

  &:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
  }
}

/* 链接样式优化 */
.link-type {
  color: #667eea;
  text-decoration: none;
  transition: all 0.3s ease;

  &:hover {
    color: #764ba2;
    text-decoration: underline;
  }
}

/* 复选框样式优化 */
:deep(.el-checkbox__input.is-checked .el-checkbox__inner) {
  background-color: #667eea;
  border-color: #667eea;
}
</style>
